UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110812.upa.cvt Date: 1200Z 8 NOV 25 Searching for U8661... Searching the city database file for: U8661 ... Date:1200Z 8 NOV 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1000 68 3.4 -1.6 70 5.0 1.4 290 7 276.5 277.1 274.5 285.9 3.40 1 925 692 -2.9 -6.7 75 3.8 -4.2 310 15 276.3 276.8 273.1 283.3 2.50 2 904 874 -4.3 -7.1 81 2.8 -5.3 311 17 276.7 277.1 273.2 283.7 2.48 3 877 1112 -6.1 -8.3 84 2.2 -6.8 313 20 277.3 277.7 273.3 283.8 2.33 4 868 1193 -3.7 -5.7 86 2.0 -4.4 314 21 280.6 281.1 276.0 288.7 2.87 5 850 1359 -3.9 -7.2 78 3.3 -5.1 315 23 282.1 282.5 276.4 289.5 2.62 6 823 1614 -4.7 -8.7 74 4.0 -6.1 310 24 283.8 284.2 277.0 290.8 2.40 7 700 2870 -12.5 -17.5 66 5.0 -13.7 285 27 288.6 288.9 278.0 292.8 1.38 8 500 5360 -28.7 -39.7 34 11.0 -29.7 295 46 298.0 298.1 280.8 298.9 0.24 9 400 6920 -40.1 -46.1 53 6.0 -40.4 295 54 302.9 302.9 282.8 303.4 0.15 10 300 8830 -53.7 -59.7 48 6.0 -53.8 300 66 309.7 309.7 285.2 309.8 0.04 11 295 8938 -54.2 -60.2 48 6.0 -54.3 300 66 310.4 310.4 285.5 310.6 0.04 12 250 9990 -59.3 -65.3 46 6.0 -59.4 300 60 317.9 317.9 288.1 318.0 0.02 13 200 11400 -56.1 -63.1 41 7.0 -56.2 290 50 343.9 343.9 295.3 344.1 0.04 14 150 13220 -57.3 -65.3 36 8.0 -57.5 290 50 371.4 371.4 300.8 371.5 0.04 15 100 15760 -60.3 -70.3 26 10.0 -60.5 280 38 411.2 411.2 306.7 411.4 0.03 16 93 16209 -63.3 -74.3 21 11.0 -63.5 281 40 413.9 413.9 307.0 414.0 0.02 17 88 16548 -63.9 -74.9 21 11.0 -64.1 282 42 419.3 419.3 307.6 419.4 0.02 18 83 16907 -64.1 -75.1 21 11.0 -64.3 283 44 426.0 426.0 308.4 426.1 0.02 19 74 17610 -64.1 -75.1 21 11.0 -64.3 284 48 440.2 440.2 309.9 440.3 0.02 20 70 17950 -63.9 -74.9 21 11.0 -64.1 285 50 447.7 447.7 310.7 447.8 0.02 21 52 19762 -66.3 -78.3 17 12.0 -66.5 281 48 481.8 481.8 313.6 481.9 0.02 22 50 20000 -65.5 -77.5 17 12.0 -65.7 280 48 489.1 489.1 314.2 489.3 0.02 23 41 21204 -66.5 -78.5 17 12.0 -66.8 515.2 515.2 316.0 515.3 0.02 24 37 21825 -66.9 -78.9 17 12.0 -67.2 529.5 529.5 316.9 529.7 0.02 TRP 250 9990 -59.3 -65.3 46 6.0 -59.4 300 60 317.9 317.9 288.1 318.0 0.02 WND 295 8938 -54.2 -60.2 48 6.0 -54.3 300 66 310.4 310.4 285.5 310.6 0.04 Sounding variables and indices 1000-500 mb thick: 5292.32 m Freezing level: 959.52 mb = 404.61 m = 1327.45 ft Wetbulb zero: 981.58 mb = 216.60 m = 710.61 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 62.22 % Est. max temperature: 8.91 C = 48.04 F Sfc-Lift cond lev (LCL): 925.51 mb = 687.62 m = 2255.96 ft T: -2.86 C 700-500 lapse rate: 6.51 C/km ThetaE index: 2.59 C Layer 925.0- 904.0 mb Conv cond level (CCL): 882.70 mb = 1061.24 m = 3481.72 ft Mean mixing ratio: 2.83 g/kg Conv temperature: 4.00 C = 39.19 F Cap Strength: 6.99 C Lifted Index: 11.83 C Risk: None Lifted Index @300 mb: 18.00 C Lifted Index @700 mb: 6.99 C Showalter Index: 7.87 C Risk: None Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 21.50 C K Index: 12.60 Risk: None Sweat Index: 92.00 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.68 J/kg Max Up Vert Vel: 1.17 m/s Conv Inhibition (B-): 35170.68 J/kg Cap Strength: 11.80 C Lift Cond Lev (LCL): 891.52 mb = 983.04 m = 3225.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 23 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1000 68 290 7 6.6 -2.4 | 159 18 -6.5 16.5 1 925 692 310 15 11.5 -9.6 | 170 9 -1.6 9.3 2 850 1359 315 23 16.3 -16.3 | 231 4 3.2 2.6 3 700 2870 285 27 26.1 -7.0 | 228 18 13.0 11.9 4 500 5360 295 46 41.7 -19.4 | 271 29 28.6 -0.5 5 400 6920 295 54 48.9 -22.8 | 276 36 35.9 -3.9 6 300 8830 300 66 57.2 -33.0 | 288 46 44.1 -14.1 7 295 8938 300 66 57.2 -33.0 | 288 46 44.1 -14.1 8 250 9990 300 60 52.0 -30.0 | 286 40 38.9 -11.1 9 200 11400 290 50 47.0 -17.1 | 267 34 33.9 1.8 10 150 13220 290 50 47.0 -17.1 | 267 34 33.9 1.8 11 100 15760 280 38 37.4 -6.6 | 243 27 24.4 12.3 12 70 17950 285 50 48.3 -12.9 | 260 36 35.2 6.0 13 50 20000 280 48 47.3 -8.3 | 253 36 34.2 10.6 Wind Parameters Mean winds (0-6000m): 295.3 at 30.6 knts Storm direction: 325.3 at 23.0 knts Shear (0-3000m) pos: 2.3 neg: 2.4 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 73.7 deg Storm rel helicity (0-3000m) pos: 28.0 neg: -6.1 tot: 21.9 m^2/s^2 ave: 7.3 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 55.95 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 302 10 162 14| 7.2 0.0 7.2| 10.3 0.0 10.3 20.5 0.37| 7.2 2.7 1000 308 13 167 11| 6.9 0.0 6.9| 16.6 0.0 16.6 16.6 0.42| 6.9 2.9 1500 310 16 175 8| 4.6 1.4 6.0| 21.0 0.0 21.0 14.0 0.49| 6.4 3.1 2000 309 18 189 8| 3.4 1.8 5.2| 21.1 -0.3 20.8 10.4 0.39| 6.0 2.3 2500 305 20 202 8| 2.7 2.2 5.0| 21.1 -2.9 18.2 7.3 0.30| 5.7 1.7 3000 301 21 211 9| 2.3 2.4 4.7| 28.0 -6.1 21.9 7.3 0.28| 5.5 1.6 4000 297 24 225 12| 2.7 1.8 4.5| 64.8 -6.1 58.7 14.7 0.40| 5.2 2.1 5000 295 27 238 14| 3.0 1.5 4.5|105.9 -6.1 99.8 20.0 0.46| 5.0 2.3 6000 295 31 248 16| 2.8 1.4 4.2|130.1 -6.1 124.1 20.7 0.47| 4.7 2.2 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251108.12.gif